Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
On TV
All upcoming (1 new and 4 repeats)
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Should we switch from tobacco to e-cigarettes?
iWonder: Weigh up the pros and cons
More about Project Greenglow
A handful of leftfield scientists have been trying to harness the power of gravity and turn science fiction into reality.
More about The Immortalist
Find out about Dmitry Itskov and the scientists and experts hoping to upload the mind to a computer and live forever.
Horizon on Facebook
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